193.An alphabetical index by subject is to be included in the Introduction,as an assistance in locating the desired circuit.

A. 　液压油污染的主要原因是活门失效。

B. 　活门失效的主要原因是液压油污染。

C. 　液压油活门失效的的主要原因是污染。

A. 　由于其他维护工作需要对设备进行维修。

B. 　由于对设备进行维修需要先完成其他维护工作

C. 　由于完成其他维护工作而需要对设备进行的维修。

A. 　应急程序检査单应简单明了,以提醒飞行员提供检查任何系统操作的细节的项目

B. 　应急程序检査单应简明扼要,以提醒飞行员检査的项目,但不提供任何系统操作的细节。

C. 　应急程序检查单应突出重点,以提醒飞行员检査的项目并提供任何系统操作的细节。

A. 　把这些部分中的每一个故障按概率的顺序列由。

B. 　把这些部分按概率的顺序列在每个故障下面。

C. 　把这些故障列在每个部分下面为了增加概率。

A. 　In terms of format,style and method of presentation of the rules written in this specification,the material contained in Maintenance Manuals designed by manufacturers should be prepared under the guidance of it.

B. 　In terms of form,style and method of presentation,the material excluded in Maintenance Manuals designed by manufacturers should be made in accordance with the rules written in this specification.

C. 　The material contained in Maintenance Manuals designed by manufacturers should be prepared under the guidance of the rules written in this specification in terms of format,style and method of presentation.

A. 　如果组件变得很干净,那么组件的寿命将会增加。

B. 　如果组件变得很脏,那么将降低组件的使用率。

C. 　如果组件变得很脏,那么组件的寿命将会缩短。

A. 　The test can be canceled as long as 5 minutes is left after the text.

B. 　5 minutes is a must unless you move on the test again.

C. 　An interval of 5 minutes is necessary before you continue the test.

A. 　Standardization will through uniform interpretation of inspection requirements in accord with this Specification contained in Continuing Airworthiness Programs prepared to enhance safety.

B. 　Standardization will enhance safety through uniform interpretation of inspection requirement contained in Continuing Airworthiness Programs prepared in accord with this Specification.

C. 　Standardization will in accord with this Specification through uniform interpretation inspection requirements contained in Continuing Airworthiness Programs prepared to enhance safety.

A. 　Like warnings and cautions which must lines in the rear of the text,notes may precede or follow proper text up to the material to be emphasized.Warning,cautions and notes shall not provide procedural steps nor shall they be numbered.

B. 　Unlike warnings and cautions which must lines in the rear of the text,notes may precede or follow proper text up to the material to be emphasized.Warning,cautions and notes shall not provide procedural steps nor shall they be numbered

C. 　Proper warnings and cautions shall be provided ahead_of the text while notes may precede or follow suitable text up to the material to be highlighted,warning,cautions and notes shall not show procedural steps nor shall they be numbered.

A. 　液位计带有一个 80 立方厘米的透明腔体。

B. 　液位计带看三个 80 立方厘米的转换腔体。

C. 　液体比重计带有一个 80 立方厘米的透明腔体。